Staff Windows Low Level Engineer - Endpoint security

About Us

At SentinelOne, we’re redefining cybersecurity by pushing the limits of what’s possible—leveraging AI-powered, data-driven innovation to stay ahead of tomorrow’s threats.

From building industry-leading products to cultivating an exceptional company culture, our core values guide everything we do. We’re looking for passionate individuals who thrive in collaborative environments and are eager to drive impact. If you’re excited about solving complex challenges in bold, innovative ways, we’d love to connect with you.

What are we looking for?

We are seeking a highly skilled and experienced Software Engineer with a strong background in low-level programming and a deep understanding of Windows internals to join our Platform group.
SentinelOne’s Platform group is in charge of some of our most complex low-level areas, such as Windows agent’s Anti-Tampering (self-protection from a malware attempting to harm the agent), network sensors, and other kernel-side features involving both research and development.
By joining this team you will collaborate with talented engineers who are leading a feature through the whole development lifecycle. Your work will have an impact on millions of endpoints in one of the mainstream areas of the EPP/EDR agent.

What will you do?

• As a new member of our distributed development team, you will work in both user-mode & kernel-mode, and deal with a large variety of fields. You will have the chance to design, develop primarily in modern C++ (23), test and debug the most complicated real world problems (often unseen before). In order to successfully deal with this challenge, you will continuously enrich your knowledge and experience with Windows OS internals and the Endpoint Protection as well as Endpoint Detection & Response eco-system.
• Our team designs and executes significant new features, as well as rewrites and reimplements the existing ones from scratch. You will also deal with extraordinary performance & optimization challenges, given the scale of our cybersecurity SW (handling hundreds of billions of events every day).
• Your work will influence the security of tens of millions of Windows devices, that we protect at enterprise & government customers across the globe (incl. 5 of Fortune 10 and hundreds of Global 2000)

What skills & knowledge should you bring?

• 4+ years of experience as a software developer in the area of low level programming.
• 4+ years' experience in C and C++
• Windows Kernel development experience- An advantage 
• Hands on experience and In-depth understanding of OS design and internals, preferably Windows.
• Hands on experience with Windows low-level development, and development and debugging of Windows applications
• Deep hands on familiarity with standard debugging and profiling tools for Windows.
• Previous experience of working on a production-grade product with a wide scale deployment
• Great communication skills
• Ability to work independently and with peers from different time zones.
• Problem solving and Out-of-the-box thinking

Why Us? 

Join a cutting-edge company where you'll take on extraordinary challenges alongside top industry talent. Enjoy flexible working hours and the option to work remotely from anywhere in Slovakia. We offer access to major co-working spaces for those who prefer an office environment. In Czechia, you can also work from our modern offices in Prague or Brno.

Salary starting from 4000 EUR/month
Annual bonus based on company performance, paid in two instalments
The final base salary may be adjusted based on the individual skills and experience of the selected candidate.

Competitive Benefits Package:

• Stock & Bonuses: Grant of Restricted Stock Units with a 4-year vesting plan, annual performance-based bonuses, and an employee stock purchase plan.
• Time Off & Well-being: Flexible Time Off, on top of the standard 5 weeks vacation, flexible paid sick days, fully paid Short Term Sick/Nursing Leave, 16-week parental leave, grandparent leave, and additional company holidays.
• Insurance & Wellbeing: Pension Insurance Contribution, Premium life insurance, and a Global Employee Assistance Program.
• Work Perks: Monthly meal and well-being allowance, high-end MacBook/Windows laptop, work-from-home support, and in-office refreshments.
• Growth & Community: LinkedIn Learning, internal mentoring, educational support, generous referral bonuses, and optional company events (sports, BBQs, charity).

Be part of an inclusive, innovative workplace that values belonging, flexibility, and growth!

SentinelOne is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.

SentinelOne participates in the E-Verify Program for all U.S. based roles.